Car insurance - You could be invalidating YOUR insurance by making THIS simple error BRITISH motorists could be invalidating their car insurance by making a simple mistake and failing to declare any modifications they have made to their vehicle. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Car review: Nifty new Scenic goes fourthCar Review: SsangYong Tivoli XLV - Practically a bargainFerrari GTC4 Lusso T adds turbo V8 to rangeOlder Brits could 'save over £1,000 a YEAR' by shopping around for car insurance dealFive tips for driving your kids to universityBritish drivers among the angriest in Europe